20936195

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1657}}^1$

素因数の和:1707

約数の個数: 24

約数和(自身を含む): 30321504

約数和(自身を除く): 9385309

約数列:

[1, 5, 7, 19, 35, 95, 133, 361, 665, 1657, 1805, 2527, 8285, 11599, 12635, 31483, 57995, 157415, 220381, 598177, 1101905, 2990885, 4187239, 20936195]

約数ペア:

[(1, 20936195), (5, 4187239), (7, 2990885), (19, 1101905), (35, 598177), (95, 220381), (133, 157415), (361, 57995), (665, 31483), (1657, 12635), (1805, 11599), (2527, 8285)]